| Value | Category | Cases | |
|---|---|---|---|
| 0 | 251 |
10.5%
|
|
| 1 | 150 |
6.3%
|
|
| 2 | 253 |
10.6%
|
|
| 3 | 697 |
29.1%
|
|
| 4 | 1046 |
43.6%
|
|
| Sysmiss | 2432 |